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- Browsing 1991 Onderstepoort Journal of Veterinary Research, Volume 58, 1991 by Issue Date
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Browsing 1991 Onderstepoort Journal of Veterinary Research, Volume 58, 1991 by Issue Date
Now showing items 1-20 of 48
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Forty-four isolates of Bacillus anthracis made from carcasses and soil in different localities of an endemic anthrax area in the Kruger National Park, South Africa, were tested by standard disc diffusion for their ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Brucella abortus and B. melitensis antigens were used in parallel on the National Standard Brucella abortus antiserum and on field sera coming from cattle where practically exclusively B. abortus biotypes 1 and 2 have been ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Worm egg counts were compared with nematode worm burdens from data collected from >400 sheep killed in experiments on the epidemiology of nematode parasites in the Overberg, in the winter rainfall area of the southern Cape ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The clinical features and pathological findings of 6 steers drenched with dried plant material of Cestrum laevigatum are described. Doses ranging from 0,5 to 10g/kg/day were given intraruminally for 1 to 38 days. Animals ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The inability of athymic nude mice to make a drug-aided recovery from infection with either the Kümm or the Welgevonden stocks of Cowdria ruminantium and their inability to mount an immune response, suggest that immunity ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)During surveys of the helminths of South African wildlife, a Cooperia sp. that closely resembles Cooperia rotundispiculum Gibbons & Khalil, 1980, was recovered from several antelope species. This nematode has spicules ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Prophylactic dip treatments using formalin and malachite green were applied to 4-day old larvae and 12- and 20-day old juveniles of the European common carp, Cyprinus carpio and the African sharptooth catfish, Clarias ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Culicoides (Avaritia) miombo sp. nov. is described and illustrated from both sexes collected in northern Malawi. Two references in the literature have previously referred to this new species as either C. brosseti Vattier ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Adult females of the tick Boophilus decoloratus were removed from 6 breeds of cattle on 2 farms in the Northern Transvaal. Highest numbers of female ticks were collected from Simmentaler, followed by Santa Gertrudis, ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Malachite green and formalin were investigated as prophylactic dip treatments for developing embryos of Cyprinus carpio and Clarias gariepinus. Based on the findings, recommendations are made on the respective concentrations ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Geeldikkop was induced in sheep by the oral administration of crude steroidal saponins from Tribulus terrestris. Two of the sheep developed typical lesions of geeldikkop, including birefringent crystalloid material in bile ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Two field trials, one with suckling Merino ewe lambs and the other with yearling Dohne Merino rams, are described. In these the anthelmintic efficacy of febantel (a benzimidazole), ivermectin, levamisole and morantel are ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)A drop in egg production associated with loss of pigment and soft-shelled eggs was experienced on a farm in the Western Cape. Investigations revealed high levels of antibodies against adenovirus 127, the causative agent ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Samples and data were collected from twenty-eight female black rhinoceroses (Diceros bicornis) during translocation efforts carried out by the Department of National Parks and Wildlife Management in Zimbabwe. Biological ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Following several clinical cases of suspected bovine virus diarrhoea (BVD) on three Namibian cattle farms, a serological survey was conducted on bovine, ovine, caprine and wild ruminant sera originating from different ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The biochemical, morphological and virulence profiles of 44 Bacillus anthracis isolates, obtained from various localities and carcass remains of wild animals in the Kruger National Park, South Africa, were examined. The ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The effect of tick infestation of Hereford, Bonsmara and Nguni cows on the weaning masses of their calves in a dipping versus non-dipping situation was investigated. Breed had a major effect on the level of tick infestation, ...
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Health status of salmonids in river systems in Natal. III. Isolation and identification of bacteria (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Both pathogenic and non-pathogenic bacteria were isolated from fish, both salmonid and non-salmonid, from selected river systems in Natal. Pasteurella pisicida was isolated for the first time from fish in South Africa. The ...
Now showing items 1-20 of 48